diff --git a/sw/airborne/math/pprz_geodetic_double.h b/sw/airborne/math/pprz_geodetic_double.h
index 2c62e31d74..f349958cbd 100644
--- a/sw/airborne/math/pprz_geodetic_double.h
+++ b/sw/airborne/math/pprz_geodetic_double.h
@@ -52,8 +52,8 @@ struct EcefCoor_d {
  * @brief vector in Latitude, Longitude and Altitude
  */
 struct LlaCoor_d {
-  double lon; ///< in radians
   double lat; ///< in radians
+  double lon; ///< in radians
   double alt; ///< in meters above WGS84 reference ellipsoid
 };
 
diff --git a/sw/airborne/math/pprz_geodetic_float.h b/sw/airborne/math/pprz_geodetic_float.h
index 1ebb61214a..14d7a72142 100644
--- a/sw/airborne/math/pprz_geodetic_float.h
+++ b/sw/airborne/math/pprz_geodetic_float.h
@@ -52,8 +52,8 @@ struct EcefCoor_f {
  * @brief vector in Latitude, Longitude and Altitude
  */
 struct LlaCoor_f {
-  float lon; ///< in radians
   float lat; ///< in radians
+  float lon; ///< in radians
   float alt; ///< in meters above WGS84 reference ellipsoid
 };
 
diff --git a/sw/airborne/math/pprz_geodetic_int.h b/sw/airborne/math/pprz_geodetic_int.h
index 92f3c0d76f..03dfa301b0 100644
--- a/sw/airborne/math/pprz_geodetic_int.h
+++ b/sw/airborne/math/pprz_geodetic_int.h
@@ -54,8 +54,8 @@ struct EcefCoor_i {
  * @brief vector in Latitude, Longitude and Altitude
  */
 struct LlaCoor_i {
-  int32_t lon; ///< in degrees*1e7
   int32_t lat; ///< in degrees*1e7
+  int32_t lon; ///< in degrees*1e7
   int32_t alt; ///< in millimeters above WGS84 reference ellipsoid
 };